{"id":33407,"date":"2026-10-06T20:31:56","date_gmt":"2026-10-06T12:31:56","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98338"},"modified":"2026-10-06T20:31:56","modified_gmt":"2026-10-06T12:31:56","slug":"cve-2026-98338","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98338","title":{"rendered":"CVE-2026-98338 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: ibss:"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: cfg80211: ibss: ref BSS entry for joined event<\/p>\n<p>When the IBSS is joined, we only record the BSSID\/channel in the event<br \/>\nand look up the BSS entry when processing it. However, that&#8217;s racy,<br \/>\ne.g. a new scan with NL80211_SCAN_FLAG_FLUSH can remove it, causing a<br \/>\nwarning in the event work:<\/p>\n<p>  !bss<br \/>\n  WARNING: net\/wireless\/ibss.c:37 at __cfg80211_ibss_joined+0x3d3\/0x440<br \/>\n  Workqueue: cfg80211 cfg80211_event_work<br \/>\n   cfg80211_process_wdev_events+0x39f\/0x5b0 net\/wireless\/util.c:1144<br \/>\n   cfg80211_process_rdev_events+0xa1\/0x110 net\/wireless\/util.c:1179<br \/>\n   cfg80211_event_work+0x2f\/0x40 net\/wireless\/core.c:393<\/p>\n<p>Do the lookup early (the driver is expected to only join an IBSS that<br \/>\nhas a BSS entry) and keep a reference to it.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: cfg80211: ibss: ref BSS entry for joined event<\/p>\n<p>When the IBSS is joined, we only record the BSSID\/channel in the event<br \/>\nand lo<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33407","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33407","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}